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CVE-2026-36478

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Technitium dns server是印度Technitium公司开源的一款DNS服务器软件。 Technitium DNS Server 14.3及之前版本存在安全漏洞，该漏洞源于DnsServerApp.exe、DnsServerApp.dll、TechnitiumLibrary.Net/Dns/DnsClient.cs组件问题，可能导致远程攻击者造成拒绝服务。

AI Predicted 7.5 Difficulty: Easy EPSS 0.55% · P44

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2026-36478

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue in Technitium DNS Server v.14.3 and before allows a remote attacker to cause a denial of service via the DnsServerApp.exe, DnsServerApp.dll, TechnitiumLibrary.Net/Dns/DnsClient.cs components
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Technitium DNS Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Technitium dns server是印度Technitium公司开源的一款DNS服务器软件。 Technitium DNS Server 14.3及之前版本存在安全漏洞，该漏洞源于DnsServerApp.exe、DnsServerApp.dll、TechnitiumLibrary.Net/Dns/DnsClient.cs组件问题，可能导致远程攻击者造成拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2026-36478

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-36478

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Same Patch Batch · n/a · 2026-06-26 · 12 CVEs total

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CVE-2026-39031 Lansweeper lsencrypt 安全漏洞
CVE-2026-50765 Koha Library Management System 安全漏洞
CVE-2026-50767 Koha Library Management System 安全漏洞
CVE-2026-50766 Koha Library Management System 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2026-36478

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